Blainville
September
Weather in Blainville for September 2026
Your guide to Blainville weather in September - trends and predictions
Until now, September 2026 in Blainville is slightly cooler than the historical average by 0.6 °C.
Expect cooler weather in the next days in Blainville with the forecast suggesting a temperature of 19.2 °C, lower than the historical average.
In general, the average temperature in Blainville at the beginning of September is 24.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20 °C by the end of September.
The climate of Blainville in September is notably wet, with an average of 12 rainy days, and a total of 128.4 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
12
Rainy days
0
Snow days
22°/11°
Temperatures
14 km/h
Avg max wind
74 %
Avg humidity
Blainville Weather September
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Temperatures trend during September in Blainville
See the weather trend as well as the moving average line
September weather in Blainville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Mist | 24° /11° | 1.7 mm | 5 | |
| 2 Sept. |  Patchy rain possible | 24° /12° | 39.2 mm | 5 | |
| 3 Sept. | Fog | 24° /13° | 10 mm | 5 | |
| 4 Sept. |  Overcast | 26° /14° | 8.7 mm | 6 | |
| 5 Sept. | Mist | 25° /13° | 8.9 mm | 6 | |
| 6 Sept. | Mist | 24° /14° | 3.7 mm | 6 | |
| 7 Sept. | Light rain shower | 23° /11° | 5.7 mm | 5 | |
| 8 Sept. | Light rain shower | 20° /11° | 9.8 mm | 4 | |
| 9 Sept. |  Partly cloudy | 21° /8° | 4.8 mm | 5 | |
| 10 Sept. |  Moderate rain | 22° /10° | 1 mm | 6 | |
| 11 Sept. |  Sunny | 19° /9° | 0 mm | 5.2 | |
| 12 Sept. | Overcast | 24° /10° | 0 mm | 5.4 | |
| 13 Sept. | Overcast | 25° /16° | 4.2 mm | 3.7 | |
| 14 Sept. | Sunny | 18° /10° | 0 mm | 4.8 | |
| 15 Sept. | Overcast | 18° /8° | 0.8 mm | 4 | |
| 16 Sept. | Overcast | 21° /15° | 19.8 mm | 5 | |
| 17 Sept. | Overcast | 18° /14° | 0.3 mm | 4 | |
| 18 Sept. | Overcast | 17° /10° | 0 mm | 4 | |
| 19 Sept. | Sunny | 17° /8° | 0 mm | 5 | |
| 20 Sept. | Sunny | 18° /8° | 0 mm | 5 | |
| 21 Sept. | Sunny | 21° /11° | 0 mm | 6 | |
| 22 Sept. | Overcast | 20° /11° | 0 mm | 5 | |
| 23 Sept. | Overcast | 13° /10° | 0.5 mm | 4 | |
| 24 Sept. | Sunny | 20° /8° | 0 mm | 5 | |
| 25 Sept. | Sunny | 17° /11° | 47.3 mm | 4 | |
| 26 Sept. | Sunny | 20° /10° | 34.1 mm | 5 | |
| 27 Sept. | Partly cloudy | 20° /8° | 0 mm | 5 | |
| 28 Sept. | Overcast | 21° /11° | 0 mm | 5 | |
| 29 Sept. | Mist | 22° /10° | 0 mm | 5 | |
| 30 Sept. | Mist | 20° /10° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Blainville in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Blainville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Blainville in September - FAQ
What are the expected maximum and minimum temperatures in Blainville during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Blainville during September?
Significant rainfall exceeding 128.4 mm is expected in Blainville during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Blainville during September?
The average wind speed in Blainville during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Blainville
Explore the daily rainfall trends and prepare for Blainvilles September weather 💧
Typically, Blainville has 12 rainy days in September with a total of 128.4 mm of rainfall.
UV exposure in Blainville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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